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UML Modeling and Diagrams
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UML Modeling and Diagrams

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Questions and Answers

What is the primary purpose of the deployment diagram in UML?

  • To capture the static features of a system
  • To represent the framework of the system
  • To represent the physical nodes of the system that form the hardware (correct)
  • To describe the interaction in the system

    • Which type of UML modeling captures the static features of a system?

  • Behavioral Modeling
  • Architectural Modeling
  • Deployment Modeling
  • Structural Modelling (correct)

    • What is the most widely used structural diagram in UML?

  • Use case diagrams
  • Interaction diagrams
  • Class diagram (correct)
  • Activity diagrams

    • Which type of UML modeling shows the dynamic nature of the system?

    <p>Behavioral Modeling</p> Signup and view all the answers

    What is the architectural model in UML?

    <p>A blueprint of the entire system</p> Signup and view all the answers

    Which diagram is used under architectural modeling in UML?

    <p>Package diagram</p> Signup and view all the answers

    What is a primary purpose of reworking a class diagram on plain paper before creating a final version?

    <p>To make it correct and identify potential errors</p> Signup and view all the answers

    What defines what objects of a class 'can do'?

    <p>Behavioral features</p> Signup and view all the answers

    What is the purpose of the class name in the graphical representation of a class?

    <p>To identify the class</p> Signup and view all the answers

    How should the class name be formatted in a class diagram?

    <p>In bold</p> Signup and view all the answers

    What do the +, -, #, and ~ signs denote in a class diagram?

    <p>Visibilities of attributes</p> Signup and view all the answers

    What is the general location of attributes in a class diagram?

    <p>Second partition</p> Signup and view all the answers

    What is the primary focus of an object diagram?

    <p>The attributes of a set of objects and their relationships</p> Signup and view all the answers

    When is an object diagram particularly useful for a developer?

    <p>When testing a class diagram for a specific use case</p> Signup and view all the answers

    What is the difference between elements in a class diagram and an object diagram?

    <p>Class diagrams have abstract elements, while object diagrams have concrete elements</p> Signup and view all the answers

    How are object attributes represented in an object diagram?

    <p>In a separate compartment with values assigned</p> Signup and view all the answers

    What do links represent in an object diagram?

    <p>Instances of associations</p> Signup and view all the answers

    What is the notation used to represent an object in an object diagram?

    <p>A rectangle with the object name and class underlined and separated by a colon</p> Signup and view all the answers

    What is the primary purpose of an object diagram in UML?

    <p>To explore the behavior of a system at a point in time</p> Signup and view all the answers

    What is the difference between a class diagram and an object diagram?

    <p>A class diagram shows classifiers, while an object diagram shows instances</p> Signup and view all the answers

    What is implied by the values 12, 32, and 40 for orders in the given scenario?

    <p>These values are the number of orders at a particular moment</p> Signup and view all the answers

    What is the relationship between a student and a course in the given scenario?

    <p>A student can take 0 or 1 courses, but a course can have many students</p> Signup and view all the answers

    What is the notation used in object diagrams similar to?

    <p>Class diagram notation</p> Signup and view all the answers

    What is the benefit of instantiating the model elements in a class diagram?

    <p>It allows to explore the behavior of a system at a point in time</p> Signup and view all the answers

    What is the primary purpose of a component diagram?

    <p>To show the relationship between different components in a system</p> Signup and view all the answers

    What is another name for a component diagram?

    <p>Wiring diagram</p> Signup and view all the answers

    What is the purpose of breaking down a large system into smaller subsystems?

    <p>To make the system more manageable</p> Signup and view all the answers

    What type of diagram is a component diagram considered?

    <p>Implementation diagram</p> Signup and view all the answers

    What do components use the services of other components through?

    <p>One of its interfaces</p> Signup and view all the answers

    What is a component in a system?

    <p>A container of logical elements</p> Signup and view all the answers

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